Catch a Sneak Peek of the Project Runway All Stars Season Finale (VIDEO)

It's the episode we've all been waiting for. The season finale of Project Runway All Stars will come to a close as the designers take to their last primetime runway, joined by guest judges Zac Posen and Gayle King. With the contestants scrambling to create multiple pieces, you can expect nothing less than the high-tension drama and teary emotional breakdowns we've all come to know and love.

Missed some episodes? No worries. Fans can catch up with an all-day season marathon leading up to the finale at 9PM ET on Lifetime. It. All. Comes. Down. To. This.